update_program · LumbreTravel MCP Server MCP: Risk & Policy

WHAT IT DOES

What update_program does on LumbreTravel MCP Server

AI agents use update_program to create or update resources in LumbreTravel MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your LumbreTravel MCP Server environment.

WHY IT NEEDS A POLICY

Why update_program needs a policy

This tool modifies travel program data reversibly through an update operation. It does not execute arbitrary code, delete data irreversibly, or move money. The 'Write' category applies because it creates or modifies data reversibly. Severity is medium because incorrect updates to travel programs could affect multiple passengers and operations, but changes are typically reversible through subsequent updates.

From the tool's definition Tool name 'update_program' and description 'Actualiza un programa de viajes en LumbreTravel' (Updates a travel program in LumbreTravel) indicate modification of existing data.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_program Rate-limited

update_program stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "update_program": {
      "limits": [
        {
          "counter": "update_program_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches LumbreTravel MCP Server, so you can run agents against it safely.

FAQ

Questions about update_program

What does the update_program tool do? +

Actualiza un programa de viajes en LumbreTravel. It is categorised as a Write tool in the LumbreTravel MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on update_program? +

Register the LumbreTravel MCP Server MCP server in PolicyLayer and add a rule for update_program: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches LumbreTravel MCP Server. Nothing to install.

What risk level is update_program? +

update_program is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit update_program? +

Yes. Add a rate_limit block to the update_program rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block update_program completely? +

Set action: deny in the PolicyLayer policy for update_program. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides update_program? +

update_program is provided by the LumbreTravel MCP Server MCP server (lumile/lumbretravel-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.